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Date:   Wed, 28 Sep 2022 18:29:46 +0000
To:     devicetree@vger.kernel.org
From:   "Lin, Meng-Bo" <linmengbo0689@protonmail.com>
Cc:     Stephan Gerhold <stephan@gerhold.net>,
        Nikita Travkin <nikita@trvn.ru>,
        Julian Ribbeck <julian.ribbeck@gmx.de>,
        Josef W Menad <JosefWMenad@protonmail.ch>,
        Markuss Broks <markuss.broks@gmail.com>,
        linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org,
        ~postmarketos/upstreaming@lists.sr.ht,
        Andy Gross <agross@kernel.org>,
        Bjorn Andersson <andersson@kernel.org>,
        Konrad Dybcio <konrad.dybcio@somainline.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>
Subject: [PATCH v4 4/4] arm64: dts: qcom: msm8916-samsung-j5-common: Add Hall sensor
Message-ID: <20220928182745.186429-1-linmengbo0689@protonmail.com>
In-Reply-To: <20220928182435.186116-1-linmengbo0689@protonmail.com>
References: <20220928182435.186116-1-linmengbo0689@protonmail.com>
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Samsung Galaxy J5 2015 and 2016 have a Hall sensor on GPIO pin 52.
Add GPIO Hall sensor for them.

Signed-off-by: Lin, Meng-Bo <linmengbo0689@protonmail.com>
---
 .../boot/dts/qcom/msm8916-samsung-j3.dts      |  4 +++
 .../dts/qcom/msm8916-samsung-j5-common.dtsi   | 26 +++++++++++++++++++
 2 files changed, 30 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8916-samsung-j3.dts b/arch/arm64/b=
oot/dts/qcom/msm8916-samsung-j3.dts
index bf8672ebedcd..7fd357b7f728 100644
--- a/arch/arm64/boot/dts/qcom/msm8916-samsung-j3.dts
+++ b/arch/arm64/boot/dts/qcom/msm8916-samsung-j3.dts
@@ -19,3 +19,7 @@ tz-apps@85a00000 {
 =09=09};
 =09};
 };
+
+&gpio_hall_sensor {
+=09status =3D "disabled";
+};
diff --git a/arch/arm64/boot/dts/qcom/msm8916-samsung-j5-common.dtsi b/arch=
/arm64/boot/dts/qcom/msm8916-samsung-j5-common.dtsi
index 502b38d4a61e..5755b360c6ed 100644
--- a/arch/arm64/boot/dts/qcom/msm8916-samsung-j5-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8916-samsung-j5-common.dtsi
@@ -2,6 +2,7 @@
=20
 #include "msm8916-pm8916.dtsi"
 #include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
=20
 / {
 =09aliases {
@@ -20,6 +21,23 @@ tz-apps@85500000 {
 =09=09};
 =09};
=20
+=09gpio_hall_sensor: gpio-hall-sensor {
+=09=09compatible =3D "gpio-keys";
+
+=09=09pinctrl-names =3D "default";
+=09=09pinctrl-0 =3D <&gpio_hall_sensor_default>;
+
+=09=09label =3D "GPIO Hall Effect Sensor";
+
+=09=09event-hall-sensor {
+=09=09=09label =3D "Hall Effect Sensor";
+=09=09=09gpios =3D <&msmgpio 52 GPIO_ACTIVE_LOW>;
+=09=09=09linux,input-type =3D <EV_SW>;
+=09=09=09linux,code =3D <SW_LID>;
+=09=09=09linux,can-disable;
+=09=09};
+=09};
+
 =09gpio-keys {
 =09=09compatible =3D "gpio-keys";
=20
@@ -192,6 +210,14 @@ l18 {
 };
=20
 &msmgpio {
+=09gpio_hall_sensor_default: gpio-hall-sensor-default-state {
+=09=09pins =3D "gpio52";
+=09=09function =3D "gpio";
+
+=09=09drive-strength =3D <2>;
+=09=09bias-disable;
+=09};
+
 =09gpio_keys_default: gpio-keys-default-state {
 =09=09pins =3D "gpio107", "gpio109";
 =09=09function =3D "gpio";
--=20
2.30.2